Question and response
Question
dig colorbusline.com. MX
Answer
colorbusline.com. 3600 MX 0 mx.colorbusline.com.
Authority
The response has no authority records.
Additional
mx.colorbusline.com. 3600 A 184.154.178.178
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0